package cn.jzq.kotoba.modules.designpattern.command.control;

/**
 * @author jzq
 * @date 2019/3/11 14:38
 */
public class App {

    public static void main(String[] args) {
        Integer i = 1;
        Integer j = 2;
        System.out.println(i.compareTo(j));

    }
}
